itsp.dk

📜 Historical scan 2026-07-24 04:09:40 · ← Latest scan

⬇ Zone File 📜 Timeline & History ⚡ Scan Now

itsp.dk is a .dk domain served by 2 nameservers (ns01.one.com, ns02.one.com). It was registered on 12 January 2000 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Its website address 91.236.186.129 is hosted by Hostkey B.v. (AS57043) in Germany. Mail is handled by gate1.sikkermail.nu, gate2.sikkermail.nu. The zone is DNSSEC-signed and validates, has no DMARC policy and has no IPv6 address. Below are all of its DNS records from this scan: nameservers, A/AAAA, MX, TXT, SPF, DMARC, CAA, TLSA/DANE, MTA-STS, SRV and more.

🖥️ Nameservers#

2 records 30ms

Nameserver	IP addresses	PTR	ASN / ISP
ns01.one.com	195.206.121.10 2001:67c:28cc::10	ns01.one.com ns01.one.com	AS197495 One.com A/S AS197495 One.com A/S
ns02.one.com	185.10.11.10 2001:67c:3c0::10	ns02.one.com ns02.one.com	AS51468 One.com A/S AS51468 One.com A/S

🌍 A Records#

1 records 29ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
91.236.186.129	43200s	—	AS57043	Hostkey B.v.	91.236.186.0/24	🇩🇪 Germany	Frankfurt am Main

📧 MX Records#

2 records 29ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
10	43200s	gate1.sikkermail.nu	—	—	—
20	43200s	gate2.sikkermail.nu	—	—	—

📧 Autodiscover / Autoconfig#

Service	CNAME / IP
🔷 Autodiscover	autodiscover.sikkermail.nu

🔷 AAAA Records (IPv6)#

✗ No AAAA records — IPv6 not configured

🔐 HTTPS Records#

✗ No HTTPS RR — no SVCB/HTTPS service binding

📝 TXT Records#

📝

No TXT records found

✉️ SPF#

✗ No SPF record — mail spoofing not restricted

📨 DMARC#

✗ No DMARC record — mail spoofing not restricted

📬 MTA-STS#

✗ No MTA-STS policy — SMTP TLS not enforced

📈 TLSRPT#

✗ No TLSRPT record — no SMTP TLS failure reporting

📜 CAA Records#

✗ No CAA records — any CA may issue certificates

🧩 Web & zone#

latest probe, not this scan · checked 2026-10-09 04:50:27

www	91.236.186.129 (AS57043) (address records, no CNAME)
www vs bare domain	Same network itsp.dk: 91.236.186.129 (AS57043) www.itsp.dk: 91.236.186.129 (AS57043)
Wildcard	No
Denial of existence	NSEC3 · 0 iterations · no salt RFC 9276 ✓
CDS / CDNSKEY	None 0 CDS, 0 CDNSKEY

🔗 TLSA / DANE#

✗ No TLSA records — DANE not configured for HTTPS (_443) or MX (_25)

🔐 DNSSEC#

58ms

Check	Result
Validation Status	🔒 Secure
AD Flag (resolver validates)	✓ Set
DS Record	✓ Found
DNSKEY Record	✓ Found
Flags	fully validated

🏷️ SOA#

14ms

Field	Value
Serial	2026032401
Primary NS (MNAME)	ns01.one.com
Responsible (RNAME)	hostmaster@one.com
Refresh	14400s
Retry	3600s
Expire	1209600s
Minimum (neg-cache TTL)	600s

📋 Registration#

WHOIS fetched 2026-10-11 08:21:30

Field	Value
Registrar	ASCIO TECHNOLOGIES, CORP. DANMARK - FILIAL AF ASCIO TECHNOLOGIES, CORP. CANADA
Registered	2000-01-12
Expires	2029-03-31 (896d)

📋 WHOIS#

⏱️ Lookup Timing#

30ms

29ms

AAAA

30ms

TXT

146ms

CAA

30ms

HTTPS

29ms

TLSA

165ms

SOA

14ms

MTA-STS

39ms

DNSSEC

58ms

SRV

39ms

Total

4680ms

🕐 Scan History#

Scanned At	Duration	Records	DNSSEC
2026-10-09 04:50:27	679ms	2 NS 1 A 2 MX	🔒 Secure
2026-10-07 16:33:18	719ms	2 NS 1 A 2 MX	🔒 Secure
2026-10-02 12:08:39	597ms	2 NS 1 A 2 MX	🔒 Secure
2026-09-30 19:59:12	900ms	2 NS 1 A 2 MX	🔒 Secure
2026-09-21 18:34:46	672ms	2 NS 1 A 2 MX	🔒 Secure
2026-08-27 17:12:39	691ms	2 NS 1 A 2 MX	🔒 Secure
2026-08-26 09:08:44	907ms	2 NS 1 A 2 MX	🔒 Secure
2026-07-24 04:09:40 shown	4680ms	2 NS 1 A 2 MX	🔒 Secure
2026-07-10 05:23:03	4978ms	2 NS 1 A 2 MX	🔒 Secure
2026-06-17 19:12:41	556ms	2 NS 1 A 2 MX	🔒 Secure